The cell produced by fertilization is called gamete. embryo. fetus. zygote. 3. The production of testosterone in the interstitial cells is stimulated by inhibin. luteinizing hormone (LH). follicle-stimulating hormone (FSH). progesterone. 4. Sperm maturation occurs in the seminiferous tubules. epididymis. vas deferens. urethra. 5. The layer of the uterine wall that is shed during menstruation is the endometrium. myometrium. epimetrium. None of the above. 6. The external genitalia of the female are collectively called labia. vulva. clitoris. mons pubis.

7.The hormone that works with estrogen to prepare the endometrium for implantation of a fertilized egg is LH. FSH. ADH. progesterone. 8. The average menstrual cycle is 14 days. 18 days. 24 days. 28 days. 9. The structure between the uterus and the vagina is the uterine tube. cervix. vulva. hymen. 10. The hormone that stimulates uterine contractions is oxytocin. estrogen. granular cell carcinoma. progesterone.

9. cervix 10. oxytocin

1. The plasma membrane consists of mostly proteins. entirely of phospholipids. phospholipids, proteins, and carbohydrates. carbohydrates and lipids. 2. The cytoplasm is the term for all cell organelles combined. microtubules and microfilaments. the fluid portion of the cell (cytosol). the cytosol plus the cell organelles and inclusions. 3. Endocytosis is an example of excretion. passive transport. active transport. simple diffusion. 4. The movement of water across a selectively permeable membrane is called osmosis. facilitated diffusion. active transport. filtration. 5. Which of the following is necessary for diffusion to occur? a concentration gradient. a selectively permeable membrane. a hypertonic solution. cellular energy. 6. A red blood cell placed in a hypotonic solution loses water. gains water.

neither gains nor loses water. shrinks 7. Chromatin is found in the nucleus. ribosomes. mitochondria. lysosomes. 8. The packaging and sorting of proteins is the function of the endoplasmic reticulum. Golgi apparatus. mitochondria. nucleus. 9. Protein synthesis occurs at the mitochondria. Golgi apparatus. ribosomes. lysosomes. 10. Which of the following are considered the "powerhouses" of the cell? lysosomes. ribosomes. nucleolus. mitochondria.1. phospholipids, proteins, and carbohydrates 2. the cytosol plus the cell organelles and inclusions 3. active transport 4. osmosis 5. a concentration gradient 6. gains water 7. nucleus